1.ER CHEM has powerful manufacturing production ability, with more than 100000 M2 factory area. Over 600 employees ,including about 50 technicians work in ER CHEM. Moreover, we have established a long-term close cooperative relationship with a great number of scientific research institutions and universities. This not only enables us to grasp the latest scientific research directions and technological progress achievements, but also provides a platform for the conversion of the latest technologies.